US Bridges

US RTE 9 over Nj Tpk Int NO.11 Rp.Nttn

Fair

Middlesex County, New Jersey · .15 MI S US 9 & Nj Tpk · Structure no. I09132B

Built
1950
75 years old, rebuilt 1970
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
221 ft
4 main spans
Daily traffic
80,680
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

US RTE 9 over Nj Tpk Int NO.11 Rp.Nttn is a steel stringer/multi-beam or girder carrying US RTE 9 over Nj Tpk Int NO.11 Rp.Nttn in Middlesex County, New Jersey. It was built in 1950 and reconstructed in 1970, so it is 75 years old, older than the New Jersey average of 58.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 80,680 vehicles a day, roughly 13% of them trucks, projected to reach 98,445 by 2043. The structure is 221 ft (67.4 m) long and 104 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS RTE 9
CrossesNj Tpk Int NO.11 Rp.Nttn
Location.15 MI S US 9 & Nj Tpk
RouteU.S. Route 9
CountyMiddlesex County
StateNew Jersey
Coordinates40.54146, -74.29246
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length221 ft (67.4 m)
Longest span77 ft (23.5 m)
Deck width104 ft (31.7 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80,680 (2023)
Projected traffic98,445 by 2043
Trucks13%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US RTE 9 over Nj Tpk Int NO.11 Rp.Nttn built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1970.

What condition is US RTE 9 over Nj Tpk Int NO.11 Rp.Nttn in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does US RTE 9 over Nj Tpk Int NO.11 Rp.Nttn carry?

About 80,680 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is US RTE 9 over Nj Tpk Int NO.11 Rp.Nttn?

The structure is 221 ft (67.4 m) long with a longest span of 77 ft (23.5 m) and a deck 104 ft wide.

Who owns US RTE 9 over Nj Tpk Int NO.11 Rp.Nttn?

It is owned by the State Toll Authority.